feat: Query txs by signature and by address+seq (backport cosmos#9750) (

cosmos#9782)

* feat: Query txs by signature and by address+seq (cosmos#9750)

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Closes: cosmos#9741

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- [ ] added `!` to the type prefix if API or client breaking change
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- [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] confirmed `!` in the type prefix if API or client breaking change
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(cherry picked from commit 7c19434)

* Fix conflicts

* Fix cl

* Fix conflicts

Co-authored-by: Amaury <[email protected]>

types/events.go

@@ -232,15 +232,11 @@ func (e Events) ToABCIEvents() []abci.Event {
 // Common event types and attribute keys
 const (
 	EventTypeTx = "tx"
-
 	AttributeKeyAccountSequence = "acc_seq"
 	AttributeKeySignature       = "signature"
 	AttributeKeyFee             = "fee"
 	AttributeKeyFeePayer        = "fee_payer"
-
 	EventTypeMessage = "message"
-
-	AttributeKeyAction = "action"
 	AttributeKeyModule = "module"
 	AttributeKeySender = "sender"
 	AttributeKeyAmount = "amount"